The above-mentioned method is used to analyze the streak of a mineral. Streak can be different from that of the color of the mineral, itself. It is used for soft minerals, and such minerals have their characteristic streaks. So the correct answer to your question is D.
Away from the ganglion The axon of a
ganglionic neuron is called a postganglionic fiber because it carries impulses.
an accumulation of extracellular fibrillar proteins and abnormal
dendrites and axons. A “ganglion”
is essentially a living relay. The inputs are “pre-ganglionic” and the outputs
are “post-gangionic.” Simple.
Answer:
Due to its function to fight against disease.
Explanation:
Improvement of strength in the human body is very important because strong body helps in fighting against diseases. Strong body helps in doing physical activities and also helps in protecting itself from every type of harm. Weak human body can't fight against diseases due to weak immune system so we can conclude that improvement in human body is necessary for survival, development and health of human.